Quantitative Aptitude Practice Question and Answer
8Q: How many digits will be there to the right of the decimal point in the product of 85.44 and .08455 ? 1666 05b5cc723e4d2b4197774f69f
5b5cc723e4d2b4197774f69f- 17false
- 25false
- 34false
- 46true
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Answer : 4. "6"
Explanation :
Answer: D) 6 Explanation: Sum of decimal places = 7. Since the last digit to the extreme right will be zero (since 4 x 5 = 20), so there will be 6 significant digits to the right of the decimal point.
Q: At what time, between 3 o’clock and 4 o’clock, both the hour hand and minute hand coincide each other ? 1666 05b5cc6d8e4d2b4197774e74b
5b5cc6d8e4d2b4197774e74b- 13:16 7/11false
- 23:16 11/4false
- 33:30false
- 43:16 4/11true
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Answer : 4. "3:16 4/11"
Explanation :
Answer: D) 3:16 4/11 Explanation: Coincide means 00 angle. This can be calculated using the formulafor time A to B means [11m/2 - 30 (A)] Here m gives minutes after A the both hands coincides. Here A = 3, B = 4 0 =11m/2 –30 × 311m = 90 × 2 = 180m= 180/11 = 16 4/11 So time = 3 : 16 4/11
Q: What percent is 120 of 85 ? 1664 05b5cc6dde4d2b4197774ea0a
5b5cc6dde4d2b4197774ea0a- 1133.33 %false
- 2141.17 %true
- 3145.54 %false
- 4139.29 %false
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Answer : 2. "141.17 %"
Explanation :
Answer: B) 141.17 % Explanation: Px85100=120 => p = 12000/85 = 141.17 %
Q: What will come in place of the question mark(?) in the following question ? 56% of 870 + 82% of 180 = 32% of 90 + ? 1663 05b5cc6c5e4d2b4197774dd37
5b5cc6c5e4d2b4197774dd37- 1777false
- 2666false
- 3606true
- 4789false
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Answer : 3. "606"
Explanation :
Answer: C) 606 Explanation: 56% of 870 = 56x870/100 = 487.20 82% of 180 = 82x180/100 = 147.60 32% of 90 = 32x90/100 487.20 + 147.6 - 28.8 = ? ? = 634.8 - 28.8 ? = 606.
Q: A shopkeeper sells two articles at Rs.1000 each, making a profit of 30% on the first article and a loss of 20% on the second article. Find the net profit or loss that he makes ? 1662 05b5cc6e2e4d2b4197774ec20
5b5cc6e2e4d2b4197774ec20- 10.85 %false
- 20.95 %true
- 31.0 %false
- 41.3 %false
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Answer : 2. "0.95 %"
Explanation :
Answer: B) 0.95 % Explanation: SP of first article = 1000Profit = 30%CP = (SP)x[100/(100+P)] = 10000/13 SP of second article = 1000Loss = 20%CP = (SP)x[100/(100-L)] = 5000/4 = 1250 Total SP = 2000 Total CP = 10000/13 + 1250 = 2019.23 CP is more than SP, he makes a loss. Loss = CP-SP = 2019.23 - 2000 = 19.23Loss Percent = [(19.23)/(2019.23)]x100 = 0.95 %.
Q: Find the odd one out of the following number series? 56, 64, 48, 90, 16, 144 1662 05b5cc658e4d2b4197774bddd
5b5cc658e4d2b4197774bddd- 148false
- 264false
- 390true
- 416false
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Answer : 3. "90"
Explanation :
Answer: C) 90 Explanation: The given number series follows a pattern that, 56 56 + 8 = 64 64 - 16 = 48 48 + 32 = 80 (Not equal to 90) 80 - 64 = 16 16 + 128 = 144 Hence, the odd number in the given number series is 90.
Q: Laxmi and Prasanna set on a journey. Laxmi moves northwards at a speed of 20kmph and Prasanna moves southward at a speed of 30 kmph. How far will be Prasanna from Laxmi after 60 minutes ? 1662 05b5cc74fe4d2b4197774fae0
5b5cc74fe4d2b4197774fae0- 124 kmfalse
- 250 kmtrue
- 342 kmfalse
- 430 kmfalse
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Answer : 2. "50 km"
Explanation :
Answer: B) 50 km Explanation: We know 60 min = 1 hrTotal northward Laxmi's distance = 20kmph x 1hr = 20 kmTotal southward Prasanna's distance = 30kmph x 1hr = 30 kmTotal distance between Prasanna and Laxmi is = 20 + 30 = 50 km.
Q: Which one of the following is not a prime number? 1660 05b5cc6a8e4d2b4197774ce5c
5b5cc6a8e4d2b4197774ce5c- 191true
- 271false
- 341false
- 431false
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Answer : 1. "91"
Explanation :
Answer: A) 91 Explanation: Prime Numbers :: Numbers which are divisible by only 1 and itself are Prime Numbers. It's answer will be 91. Because 91 can be divisible by 7,13,91,1. It is quite clear that prime number should be divisible only by itself and by 1.